CNETメーカーCWR-854の使用説明書/サービス説明書
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www.cnetusa.com 1 VPN Setup for CNet’ s CWR-854 802.1 1g Wireless Router The instructions below are for getting an IPSec client to connect CNet’s wireless broadband router CWR-854(F) with VPN capab ility. The VPN feature can be used for secure remote access to a home or work network from anywhere on the Internet.
www.cnetusa.com 2 Connect securely to home/work computers over the Internet. You could be at work, at a friend’s house or on the road. Equipment Needed: 1- A solid broadband connection to the Intern et at home or work where CWR-854 is used. CWR-854 needs to be configured for IPSec VPN capability 2- A client system with a VPN client soft ware.
www.cnetusa.com 3 Router’s VPN Configuration: Please use the routers’s default IP ad dress 192.168.1.254 to access its con figuration..
www.cnetusa.com 4 As shown above, CWR-854 can store 10 different VPN profiles. We need to enable IPSec VPN and then click on edit to configure the first profile. - Use any name for the connection. - Authentication will be through the Pre-Shared Key (PSK).
www.cnetusa.com 5 The last step to finalize VP N configuration is to enter the PSK (Pre-Shared Key) and save settings. The router is now ready to accep t incoming VPN connections.
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www.cnetusa.com 7 Second Scenario: In this scenario the remote system is behind a NAT router for example another CWR- 854. The connection is from VPN clie nt >> NAT router>> Cable/DSL modem >> Internet >>Cable/DSL modem >>VPN router.
www.cnetusa.com 8 VPN Client Configuration The client software used for this test is SSH-Sentinel v1.4. The SSH Sentinel software is configured in two steps. The fi rst one involves the creation of a key management and the second one is the actual VPN security policy.
www.cnetusa.com 9 From the “New Authentication Key” window , select the “create a pre-shared key” radio button and click next..
www.cnetusa.com 10 In the next window, type a name and the same exact key you have entered in the router’s VPN configuration and click “Finish”..
www.cnetusa.com 11 Configuring SSH Sentinel Security Policy From the Security Policy window, click on the “Security Policy” tab, select VPN connections and click on “Add” button. In the “Add VPN Connection” window, ente r an IP address or a Domain Name associated with the WAN IP of the CNet router.
www.cnetusa.com 12 Click OK to save the changes and retu rn to the “Rule Properties” window..
www.cnetusa.com 13 Click on the IPSec/IKE proposal settings bu tton to view proposal parameters..
www.cnetusa.com 14 Click OK to go back to “Rule Properties” window. Click on the Advanced tab to view Security association lifetimes as well as Audit and som e other advanced settings. If the VPN client system is sitting behi nd a NAT device, you’ll need to check the box next to “Pass NAT device” using NAT-T.
www.cnetusa.com 15 At this stage we’ve completed SSH Sentin el configuration and we are ready to perform a diagnostic test. Click OK to go back to the SSH Sentinel Policy Editor window and click “Apply” to update s ecurity policy changes we’ve made.
www.cnetusa.com 16 We can now use the SSH Sentinel icon in th e task bar, select the VPN server and establish the VPN tunnel..
www.cnetusa.com 17 Testing VPN Connection To test the VPN connection, bring up a DOS window and try a ping to the IP address of one of the computers at home. If pi ng is successful then the connection is established and you should be able to see and map network drives to systems behind the VPN router.
デバイスCNET CWR-854の購入後に（又は購入する前であっても）重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります：
CNET CWR-854をまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはCNET CWR-854の技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。CNET CWR-854の取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。CNET CWR-854で得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
CNET CWR-854を既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はCNET CWR-854の不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、CNET CWR-854に関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちCNET CWR-854デバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。
